Ventilation systems

Our database comprises ventilation systems from most major brands available in New Zealand. Plus, check out our guide on choosing a ventilation system.

Ventilation systems


H511 h-line™ 1 x vent kitset



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    Our assessment

    We use specifications supplied by the manufacturer plus reliability and satisfaction data from our 2017 reliability survey to assess each system. Note: only DVS, HRV, SmartVent and MoistureMASTER had enough respondents for us to comment on their brand reliability and user satisfaction.

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    We've reviewed the Unovent® H511 h-line™ 1 x vent kitset to see how well it performs in these categories:


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